maintain backwards compatibility with versions of webkitgtk less than 2.14

meson.build

@@ -32,6 +32,8 @@ x11 = dependency('x11')
 greeter_deps = [dbus_glib, gtk3, webkit2, x11]
 webext_deps = [webkit2_webext, libldm_gobject]
 
+has_webkitgtk_214 = webkit2.version().version_compare('>=2.14.0')
+
 
 # =================================== #
 # ------->>> Configuration <<<------- #
@@ -57,6 +59,8 @@ conf.set('DESKTOP_DIR', '"@0@"'.format(get_option('with-desktop-dir')))
 
 conf.set('WEBEXT_DIR', '"@0@"'.format(get_option('with-webext-dir')))
 
+conf.set('HAS_WEBKITGTK_2_14', has_webkitgtk_214)
+
 
 # ===================================== #
 # ------->>> Sub Directories <<<------- #

src/greeter.c

@@ -106,7 +106,9 @@ create_new_webkit_settings_object(void) {
 		"javascript-can-open-windows-automatically", TRUE,
 		"allow-file-access-from-file-urls", TRUE,
 		"enable-write-console-messages-to-stdout", TRUE,
+	#ifdef HAS_WEBKITGTK_2_14
 		"allow-universal-access-from-file-urls", TRUE,
+	#endif
 		NULL
 	);
 }